13915240

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1051}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 31433760

約数和(自身を除く): 17518520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1051, 1324, 1655, 2102, 2648, 3310, 4204, 5255, 6620, 8408, 10510, 13240, 21020, 42040, 347881, 695762, 1391524, 1739405, 2783048, 3478810, 6957620, 13915240]

約数ペア:

[(1, 13915240), (2, 6957620), (4, 3478810), (5, 2783048), (8, 1739405), (10, 1391524), (20, 695762), (40, 347881), (331, 42040), (662, 21020), (1051, 13240), (1324, 10510), (1655, 8408), (2102, 6620), (2648, 5255), (3310, 4204)]